Spinidinium lanterna
From dinoflaj3
lanterna Cookson and Eisenack, 1970a, p.144–145, pl.12, figs.1–3. Holotype: Cookson and Eisenack, 1970a, pl.12, fig.2. Originally (and now) Spinidinium, subsequently Volkheimeridium. Sluijs et al. (2009, p.47) retainded this species in Spinidinium. N.I.A. Age: Late Cretaceous.
Parent: Spinidinium